PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

803-5001021Gasket

Naval Sea Systems Command · NSN 5330-01-172-5380 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-172-5380 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-172-5380. Primary manufacturer part number: 803-5001021.
Features
  • Gasket — FSC 5330
  • Criticality Code Justification: ZZZY
  • Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
  • Outside Diameter: 9.439 INCHES MINIMUM AND 9.444 INCHES MAXIMUM IN
  • 3 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-01-172-5380, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-172-5380
Primary Part Number803-5001021
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusACTIVE
Criticality Code JustificationZZZY
Reference Number Differentiating CharacteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
Outside Diameter9.439 INCHES MINIMUM AND 9.444 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5330-00-480-41149318-004-350 INTERCHANGEABLE
Retainer,packing
Velan Valve Corp.
5330-01-036-6712650611 INTERCHANGEABLE
Gasket
The Walworth Company
5330-01-037-1178D19150 INTERCHANGEABLE
Seal Ring,metal
Crane Co Div Valve Div
5330-01-037-41198974-012-127 INTERCHANGEABLE
Packing,preformed
Velan Valve Corp.
5330-01-037-4126D19157 INTERCHANGEABLE
Gasket
Crane Co Div Valve Div
5330-01-119-4403 INTERCHANGEABLE
Gasket
5330-01-168-0203 INTERCHANGEABLE
Gasket
5330-01-246-0820 INTERCHANGEABLE
Gasket
5330-01-505-4644 INTERCHANGEABLE
Retainer,packing
Cross-Reference Index
Part NumberManufacturer
803-5001021 Naval Sea Systems Command (USA)
820-6015895-230-1 Naval Sea Systems Command (USA)
D19150 Crane Co Div Valve Div (USA)
Related Parts
5330-00-480-4114INTERCHANGEABLE
RETAINER,PACKING
9318-004-350
5330-01-036-6712INTERCHANGEABLE
GASKET
650611
5330-01-037-1178INTERCHANGEABLE
SEAL RING,METAL
D19150
5330-01-037-4119INTERCHANGEABLE
PACKING,PREFORMED
8974-012-127
5330-01-037-4126INTERCHANGEABLE
GASKET
D19157
5330-01-119-4403INTERCHANGEABLE
GASKET
5330-01-168-0203INTERCHANGEABLE
GASKET
5330-01-246-0820INTERCHANGEABLE
GASKET
5330-01-505-4644INTERCHANGEABLE
RETAINER,PACKING

Frequently Asked Questions

What is NSN 5330-01-172-5380?

NSN 5330-01-172-5380 is a Gasket, manufactured by Naval Sea Systems Command, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-172-5380?

NSN 5330-01-172-5380 has 3 cross-referenced part numbers: 803-5001021 (Naval Sea Systems Command), 820-6015895-230-1 (Naval Sea Systems Command), D19150 (Crane Co Div Valve Div).

What NSN replaces 5330-01-172-5380?

There are 9 known substitutes for 5330-01-172-5380: 5330-00-480-4114, 5330-01-036-6712, 5330-01-037-1178 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 803-5001021?

Key specifications for 803-5001021: Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS; Outside Diameter: 9.439 INCHES MINIMUM AND 9.444 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com